O'Reilly Automotive Inc. U.S. Bancorp Piper Jaffray Consumer Conference Presentation to Be Available on Website

    SPRINGFIELD, Mo.--June 10, 2003--O'Reilly Automotive, Inc. (the "Company") plans to make a presentation at the U.S. Bancorp Piper Jaffray Consumer Conference in New York, New York, on Wednesday, June 11, 2003.
    A webcast replay of this presentation will be available to interested parties on June 12, 2003, through the Company's website at www.oreillyauto.com by clicking on "Investor Information" then "Conference Calls" and finally choosing the "U.S. Bancorp Piper Jaffray Consumer Conference Presentation" link.
    The slides to be used in this presentation will also be available June 12, 2003, through the Company's website at www.oreillyauto.com by clicking on "Investor Information" then "Financial Reports" and finally "2003 Investor Presentation."

    O'Reilly Automotive is one of the largest specialty retailers of automotive aftermarket parts, tools, supplies, equipment and accessories in the United States, serving both the do-it-yourself and professional installer markets. Founded in 1957 by the O'Reilly family, the Company operated 1,011 stores within the states of Alabama, Arkansas, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Mississippi, Missouri, Nebraska, North Carolina, Oklahoma, Tennessee and Texas as of March 31, 2003.